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» Parallel matrix algorithms and applications
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108
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CMPB
2010
141views more  CMPB 2010»
15 years 21 days ago
Real-time segmentation by Active Geometric Functions
Recent advances in 4D imaging and real-time imaging provide image data with clinically important cardiac dynamic information at high spatial or temporal resolution. However, the en...
Qi Duan, Elsa D. Angelini, Andrew F. Laine
APPROX
2011
Springer
197views Algorithms» more  APPROX 2011»
14 years 18 days ago
Periodicity and Cyclic Shifts via Linear Sketches
We consider the problem of identifying periodic trends in data streams. We say a signal a ∈ Rn is p-periodic if ai = ai+p for all i ∈ [n − p]. Recently, Erg¨un et al. [4] pr...
Michael S. Crouch, Andrew McGregor
176
Voted
SIGMOD
2007
ACM
146views Database» more  SIGMOD 2007»
16 years 23 days ago
Distributed query evaluation with performance guarantees
Partial evaluation has recently proven an effective technique for evaluating Boolean XPath queries over a fragmented tree that is distributed over a number of sites. What left ope...
Gao Cong, Wenfei Fan, Anastasios Kementsietsidis
132
Voted
PODC
2006
ACM
15 years 6 months ago
Self-stabilizing byzantine agreement
Byzantine agreement algorithms typically assume implicit initial state consistency and synchronization among the correct nodes and then operate in coordinated rounds of informatio...
Ariel Daliot, Danny Dolev
HPDC
2003
IEEE
15 years 5 months ago
Distributed Pagerank for P2P Systems
This paper defines and describes a fully distributed implementation of Google’s highly effective Pagerank algorithm, for “peer to peer”(P2P) systems. The implementation is ...
Karthikeyan Sankaralingam, Simha Sethumadhavan, Ja...